Copy of draft letter, from Sir John Herschel to Sir William J. Hooker, dated at Collingwood Copy of draft letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Found some old packets of seeds of Protea yesterday and wonders if he would like them to be sown to see if they would germinate. Comments on some of the plants in his garden. Tried some Peruvian potatoes. 21 June 1861